<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>demo_post</title>
</head>
<body>
<form action="http://127.0.0.1:8888/process_post" method="POST">
    First Name:<input type="text" name="first_name"><br>
    Last Name:<input type="text" name="last_name"><br>
    <input type="submit" value="Submit">
</form>
</body>
</html>